diff --git a/requirements.txt b/requirements.txt
index 631a9be..1ddb4f4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -84,7 +84,7 @@ python-dateutil==2.8.0
 python-monkey-business==1.0.0
 python3-openid==3.1.0
 pytz==2019.2
-PyYAML==5.1.1
+PyYAML==5.4
 rauth==0.7.3
 regex==2019.8.19
 requests==2.22.0